Power Systems A loss less transmission line has a length of 600 km, find the phase shift of voltage signal? 90° 45° 36° 42° 90° 45° 36° 42° ANSWER DOWNLOAD EXAMIANS APP
Power Systems In case of failure of prime mover of the generator, which type of relay is used? distance relays reverse power relay offset mho relay impedance relay distance relays reverse power relay offset mho relay impedance relay ANSWER DOWNLOAD EXAMIANS APP
Power Systems Advantages of shunt compensation is/are smooth voltage regulation is possible by controlling excitation single unit can be used as both capacitance and inductor by adjusting the excitation It requires less maintanance All of these smooth voltage regulation is possible by controlling excitation single unit can be used as both capacitance and inductor by adjusting the excitation It requires less maintanance All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems The insulation resistance of the 20 km long underground cable is 8 MΩ. Other things being same, the insulation resistance of 10 km long cable will be 32 MΩ 16 MΩ 8 MΩ 4 MΩ 32 MΩ 16 MΩ 8 MΩ 4 MΩ ANSWER DOWNLOAD EXAMIANS APP
Power Systems To protect the power transformer ( Y-Y with neutral grounded) against fault, which type of connection do the current transformers have? Δ-Y connection Y-Y connection Y-Δ connection Δ-Δ connection Δ-Y connection Y-Y connection Y-Δ connection Δ-Δ connection ANSWER DOWNLOAD EXAMIANS APP
Power Systems The function of reflector is to bounce back most of the neutrons that escape from the fuel core. none of above. reduce the speed of the neutrons. stop the chain reaction. bounce back most of the neutrons that escape from the fuel core. none of above. reduce the speed of the neutrons. stop the chain reaction. ANSWER DOWNLOAD EXAMIANS APP
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